$ errors.fyi/posix/EPROTONOSUPPORT 128 namespaces · 4,025 codes

posix · posix/EPROTONOSUPPORT

EPROTONOSUPPORT

Protocol not supported

The requested protocol is not supported by the socket type or the system. Numeric value is platform-specific: 93 on Linux, 43 on macOS.

Also defined in

windows-errno Protocol not supported The socket protocol is not supported on this machine.

References

pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html

In this namespace

← previous EPROTO Protocol error next → EPROTOTYPE Protocol wrong type for socket

EOVERFLOW EOWNERDEAD EPERM EPIPE EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EROFS ESPIPE ESRCH

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